chromium/base/trace_event/trace_buffer.cc

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40284755): Remove this and spanify to fix the errors.
#pragma allow_unsafe_buffers
#endif

#include "base/trace_event/trace_buffer.h"

#include <memory>
#include <utility>
#include <vector>

#include "base/functional/bind.h"
#include "base/trace_event/heap_profiler.h"
#include "base/trace_event/trace_event_impl.h"

namespace base {
namespace trace_event {

namespace {

class TraceBufferRingBuffer : public TraceBuffer { … };

class TraceBufferVector : public TraceBuffer { … };

}  // namespace

TraceBufferChunk::TraceBufferChunk(uint32_t seq) : … { … }

TraceBufferChunk::~TraceBufferChunk() = default;

void TraceBufferChunk::Reset(uint32_t new_seq) { … }

TraceEvent* TraceBufferChunk::AddTraceEvent(size_t* event_index) { … }

void TraceBufferChunk::EstimateTraceMemoryOverhead(
    TraceEventMemoryOverhead* overhead) { … }

TraceResultBuffer::OutputCallback
TraceResultBuffer::SimpleOutput::GetCallback() { … }

void TraceResultBuffer::SimpleOutput::Append(
    const std::string& json_trace_output) { … }

TraceResultBuffer::TraceResultBuffer() : … { … }

TraceResultBuffer::~TraceResultBuffer() = default;

void TraceResultBuffer::SetOutputCallback(OutputCallback json_chunk_callback) { … }

void TraceResultBuffer::Start() { … }

void TraceResultBuffer::AddFragment(const std::string& trace_fragment) { … }

void TraceResultBuffer::Finish() { … }

TraceBuffer* TraceBuffer::CreateTraceBufferRingBuffer(size_t max_chunks) { … }

TraceBuffer* TraceBuffer::CreateTraceBufferVectorOfSize(size_t max_chunks) { … }

}  // namespace trace_event
}  // namespace base